OpenTechnical

OT-2026-000095745

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000095745) never changes.

Identity and time

Publication numberOT-2026-000095745 · never reused
Internal UUID01a0ae9f-fac6-7909-8c07-ea497deff99c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095745
StatusPUBLIC

Content hashes

Canonical text7a5b6492e18c2df942524979eab773de6807fbbc81d7f4a80c613ef9683323e5
Markdown426949afb94af993c1a990841a1095b717466595bd96299ca63bfb28eebfba81
PDF
Publication page8476cab68da2c669780e568272d2bff9d99f91db650a8ebf48e9a163d9a60bf7
Manifestd03196b6c572607630c7494d494fcf0cc6f1220b933ef2c84c74171a0f67f277

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureuc/DrxWiIlsKXQc5GQdEwq/ZeAtDugigbzz6rjAwK8eehTwpJFgdxWm1XXJTYDFl1Dlt6BQuFYVCbX61jWdGCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:18.673575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095745
observed 8476cab68da2c669780e568272d2bff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:18.656799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095745/manifest.json
observed d03196b6c572607630c7494d494fcf0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:18.638989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095745/publication.md
observed 426949afb94af993c1a990841a1095b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:18.619172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095745/publication.txt
observed 7a5b6492e18c2df942524979eab773de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.